from pydantic_settings import BaseSettings

class Settings(BaseSettings):
    db_url: str = "mysql+pymysql://root:20040611@localhost:3306/stt"  # 数据库连接
    jwt_secret: str = "20040611" # 签名密钥
    jwt_expire: int = 60 * 24   # 24h 有效期
settings = Settings()